Related by context. Frequent words. (Click for all words.) 58 arid plains 57 highlands 56 Sierra Madre mountains 56 Andean foothills 56 altiplano 56 sparsely inhabited 56 grassy plains 55 scrublands 53 forested terrain 53 fertile plains 52 Amazonian jungle 52 Altai Mountains 52 arid 52 backlands 52 Zagros Mountains 52 Jolan district 52 nomadic tribes 51 Amazonian rainforest 51 semi nomadic 51 Sonoran desert 51 heavily timbered 51 dry riverbeds 51 northernmost reaches 51 dense rainforest 51 Nabateans 50 Pamir Mountains 50 ancient Mayan ruins 50 Chiricahua Mountains 50 arid deserts 50 thatch huts 50 limestone caves 50 lush farmland 50 Sierra Madre Mountains 50 plains 50 Andean highlands 50 Ethiopian highlands 50 evergreen forests 50 Kalahari desert 50 volcanic lava 50 highland 50 Sand dunes 50 Salar de Uyuni 49 Olmecs 49 desert scrub 49 Dhuluiya 49 Inca Empire 49 mountainous 49 mud walled 49 nomadic herdsmen 49 Anapra 49 Likasi 49 Lop Nur 49 ricefields 49 nomadic tribe 49 pre Incan 49 verdant valley 49 central highlands 49 arid climates 49 limestone cave 49 barren hills 49 nomadic pastoralists 49 creek bottoms 49 Wayuu 49 dusty plains 49 Chaco Canyon 49 sparse vegetation 48 Kalahari Desert 48 Spanish Conquistadors 48 pine grove 48 Inca empire 48 mountain meadows 48 Snow leopards 48 Thar Desert 48 Sierra Madres 48 Tehuacan 48 savannahs 48 Fertile Crescent 48 ruggedly beautiful 48 ocotillo 48 cacao plantations 48 prickly pears 48 Santiago Atitlan 48 Andes Mountains 48 semiarid 48 Yucatán Peninsula 48 waterholes 48 human habitations 48 craggy mountains 48 fertile crescent 48 fumaroles 48 Waorani 47 makeshift shacks 47 tall reeds 47 Chihuahuan Desert 47 remotest regions 47 Omo River 47 teosinte 47 arid desert 47 Tehuantepec 47 chicha 47 desert